Update/Status of Geant4 Balloon Flight Simulator T. Mizuno - - PowerPoint PPT Presentation

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update status of geant4 balloon flight simulator
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Update/Status of Geant4 Balloon Flight Simulator T. Mizuno - - PowerPoint PPT Presentation

Sep 20, 2022 334 likes •391 views

Update/Status of Geant4 Balloon Flight Simulator T. Mizuno (Hiroshima Univ.) mizuno@hirax6.hepl.hiroshima-u.ac.jp mizuno@SLAC.Stanford.EDU Cosmic-ray Proton = (J R 2.79 ) J J AMS data primary intrinsic = 1100 MV

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SLIDE 1

Update/Status of Geant4 Balloon Flight Simulator

  • T. Mizuno (Hiroshima Univ.)

mizuno@hirax6.hepl.hiroshima-u.ac.jp mizuno@SLAC.Stanford.EDU

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SLIDE 2

Cosmic-ray Proton

intrinsic primary

J J =

*modulation *geomagnetic_cutoff

AMS data

) R (J

2.79

∝

MV 1100 = φ 73 .

M =

θ

Polar angle distribution: Azimuth angle distribution: uniform distribution Secondary(Tylka report): Primary : isotropic

secondary

J

AMS data

θ + ∝ θ sin 6 . 1 ) ( J

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SLIDE 3

Cosmic-ray electron

intrinsic primary

J J =

*modulation *geomagnetic_cutoff Angular distribution: assume to be the same as proton (Komori 1999)

secondary

J

(Verma et al 1967)

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SLIDE 4

What we need to do…

  • implement the newest proton/electron

model in the simulator

  • construct/implement positron/He flux
  • construct/implement photon flux
  • azimuth angle dependence of

geomagnetic cutoff (east-west effect)